<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        body,p{
            background-color: #c4c4c4;
        }
        p:first-child{
            font: 60px 宋体;
            text-align: center;
            text-shadow: -1px -1px 1px #fff,1px 1px 1px #000;
        }
        p:last-child{
            font: 60px 宋体;
            text-align: center;
            text-shadow: -1px -1px 1px #000,1px 1px 1px #fff;
        }

    </style>
</head>
<body>
    <p>我是罗哈哈哈</p>
    <p>我是罗哈哈哈</p>
</body>
</html>